US Bridges

Nfa 1139 (sa 6221) over Citico Creek

Good

Monroe County, Tennessee · Mt Pleasant RD · Structure no. 62F00010003

Built
1983
42 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
181 ft
3 main spans
Daily traffic
780
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1139 (sa 6221) over Citico Creek is a prestressed concrete stringer/multi-beam or girder carrying Nfa 1139 (sa 6221) over Citico Creek in Monroe County, Tennessee. It was built in 1983, so it is 42 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 780 vehicles a day, roughly 3% of them trucks, projected to reach 1,248 by 2042. The structure is 181 ft (55.2 m) long and 32 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesNfa 1139 (sa 6221)
CrossesCitico Creek
LocationMt Pleasant RD
RouteCounty Highway 1139
Coordinates35.53226, -84.10328
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating23.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length181 ft (55.2 m)
Longest span64 ft (19.5 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2021)
Projected traffic1,248 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1139 (sa 6221) over Citico Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Nfa 1139 (sa 6221) over Citico Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Nfa 1139 (sa 6221) over Citico Creek carry?

About 780 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1139 (sa 6221) over Citico Creek?

The structure is 181 ft (55.2 m) long with a longest span of 64 ft (19.5 m) and a deck 32 ft wide.

Who owns Nfa 1139 (sa 6221) over Citico Creek?

It is owned by the County Highway Agency.